KR20250047754A - 고강도 무방향성 전자 강판과 그의 제조 방법 - Google Patents

고강도 무방향성 전자 강판과 그의 제조 방법 Download PDF

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KR20250047754A
KR20250047754A KR1020257006184A KR20257006184A KR20250047754A KR 20250047754 A KR20250047754 A KR 20250047754A KR 1020257006184 A KR1020257006184 A KR 1020257006184A KR 20257006184 A KR20257006184 A KR 20257006184A KR 20250047754 A KR20250047754 A KR 20250047754A
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mass
steel sheet
less
oriented electrical
annealing
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Korean (ko)
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하야토 사이토
타카아키 다나카
토모유키 오쿠보
류이치 스에히로
시게히로 마루야마
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제이에프이 스틸 가부시키가이샤
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Publication of KR20250047754A publication Critical patent/KR20250047754A/ko
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    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/60—Ferrous alloys, e.g. steel alloys containing lead, selenium, tellurium, or antimony, or more than 0.04% by weight of sulfur
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    • C21D1/26—Methods of annealing
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    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1216—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the working steps
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    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
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    • C21D8/1216—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the working steps
    • C21D8/1233—Cold rolling
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    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
    • C21D8/1261—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment following hot rolling
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    • C21D8/00—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment
    • C21D8/12—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties
    • C21D8/1244—Modifying the physical properties of ferrous metals or ferrous alloys by deformation combined with, or followed by, heat treatment during manufacturing of articles with special electromagnetic properties characterised by the heat treatment
    • C21D8/1272—Final recrystallisation annealing
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    • C21D9/00—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor
    • C21D9/46—Heat treatment, e.g. annealing, hardening, quenching or tempering, adapted for particular articles; Furnaces therefor for sheet metals
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    • C22C38/004—Very low carbon steels, i.e. having a carbon content of less than 0,01%
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    • H—ELECTRICITY
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KR1020257006184A 2022-09-13 2023-08-31 고강도 무방향성 전자 강판과 그의 제조 방법 Pending KR20250047754A (ko)

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JPJP-P-2022-145195 2022-09-13
JP2022145195 2022-09-13
PCT/JP2023/031709 WO2024057940A1 (ja) 2022-09-13 2023-08-31 高強度無方向性電磁鋼板とその製造方法

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KR20250047754A true KR20250047754A (ko) 2025-04-04

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